Definitions
Century Dictionary and Cyclopedia
- n. A coal-tar color used in dyeing. It is the ammonia salt of dimethyl-aniline-azobenzene-sulphonic acid. It produces a fiery orange on silk and wool. Also called gold orange.
Wiktionary
GNU Webster's 1913
- n. (Chem.) An artificial, orange dyestuff, analogous to tropaolin, and like it used as an indicator in alkalimetry; -- called also
methyl orange .
Etymologies
- Probably Latin helianthes, "sunflower", alluding to its colour. (Wiktionary)
Examples
Sorry, no example sentences found.
Lists
These user-created lists contain the word ‘helianthin’.
Tweets
Looking for tweets for helianthin.
Comments
No comments yet...
Log in or sign up to get involved in the conversation. It's quick and easy.